
-- SELECT * FROM dbo.yt_feishu_empl AS fe






IF	EXISTS(SELECT 1 FROM sys.tables AS t (NOLOCK) WHERE t.name = 'yt_feishu_empl' )
	AND NOT EXISTS(SELECT 1 FROM sys.tables AS t (NOLOCK) INNER JOIN sys.columns AS c (NOLOCK) ON c.object_id = t.object_id WHERE t.name = 'yt_feishu_empl' AND c.name = 'xName2')
BEGIN
		ALTER TABLE dbo.yt_feishu_empl ADD xName2 NVARCHAR(100)
END
GO

